(19)
(11) EP 0 202 084 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
01.04.1987 Bulletin 1987/14

(43) Date of publication A2:
20.11.1986 Bulletin 1986/47

(21) Application number: 86303555

(22) Date of filing: 09.05.1986
(84) Designated Contracting States:
AT BE CH DE FR GB IT LI LU NL SE

(30) Priority: 10.05.1985 GB 8511892

(71) Applicant: IMPERIAL CHEMICAL INDUSTRIES PLC
 ()

(72) Inventor:
  • Smithers, Michael James
     ()

   


(54) Fluoroalkane derivatives


(57) The invention describes the novel compound 4(Z)-6-([2,4,5-cis]-4-o-hydroxyphenyl-2-trifluoromethyl-1,3-dioxan-5-yl) hexenoic acid of formula I and its pharmaceutically acceptable salts and pharmaceutical compositions, which are of value in treating certain pulmonary and/or vascular disorders. Also described are various processes for the manufacture of the novel compound and intermediates for use therein.







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